From 500 stickers 338, I could glue the corresponding 68%, 162 stickers were twice representing 32%.
Excluding the update off the numbers look a bit different
From 500 stickers are then 388 for gluing (78%) and 112 stickers twice (22%)
I save here now accusations toward Panini because I think that should be clear to everyone that you can not get his album entirely with a display or 2 displays. Simple math. It is also not a good idea to buy cardboard displays manner. Dear gradually buy then chance of getting a good mix up.